CN217177269U - Vibration reduction foot pad - Google Patents

Abstract

The utility model relates to a compressor technical field, concretely relates to damping callus on sole, this damping callus on sole include the dead lever, slide to cup joint loop bar on the dead lever, the week side of loop bar is equipped with two at least nitrogen gas springs, nitrogen gas spring's one end is connected week side of loop bar, nitrogen gas spring's the fixed setting of the other end, this damping callus on the sole can adjust its impact resistance power in order to be applicable to different compressors in a flexible way.

Description

Damping callus on sole

Technical Field

The utility model relates to a compressor technical field, concretely relates to damping callus on sole.

Background

The vibration reduction foot pad of the air conditioner outdoor unit is an important part for vibration reduction and noise reduction, and can effectively reduce vibration transmission of the compressor. Most of the existing damping foot pads are rubber damping foot pads, but different rubber pad shapes and different rubber materials have different damping effects, so that the flexibility of the rubber damping foot pads is not good enough.

The damping devices disclosed in patent CN203757883U and patent CN205446534U both have metal sleeves or springs sleeved on rubber pads, and such damping devices limit the damping characteristics of the damping pads, cannot have good impact energy, and are difficult to sleeve the sleeves or springs into the rubber during installation. In addition, the damping device is connected to the compressor through the positioning bolt, so that the damping foot pad is greatly deformed, and abnormal sound is generated between the damping foot pad and the positioning bolt.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid the weak point among the prior art and provide a damping callus on the sole, this damping callus on the sole can adjust its impact resistance power in order to be applicable to different compressors in a flexible way.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a damping callus on sole, cup joint including dead lever, slip loop bar on the dead lever, the week side of loop bar is equipped with two at least nitrogen gas springs, the one end of nitrogen gas spring is connected week side of loop bar, the other end of nitrogen gas spring is fixed to be set up.

In some embodiments, the device further comprises a housing, a bottom plate is arranged at the bottom of the housing, the fixing rod is fixed on the bottom plate and located in the housing, one end of the nitrogen spring is connected to the periphery of the loop bar, and the other end of the nitrogen spring is connected to the inner wall surface of the housing.

In some embodiments, the top of the housing is provided with an end cap through which the stem passes and over which it slides.

In some embodiments, the inner side wall of the housing and the circumferential side of the loop bar are respectively provided with a fixing portion, and two ends of the nitrogen spring are respectively connected to the fixing portions.

In some embodiments, the inner wall surface of the loop bar protrudes outwards to form a guide rail, the guide rail extends along the axial direction of the loop bar, the peripheral side of the fixing bar is provided with a guide groove, the guide groove extends along the axial direction of the fixing bar, and the guide rail is in fit connection with the guide groove.

In some embodiments, the top end of the loop bar is provided with a connecting column.

In some embodiments, the nitrogen spring comprises an inflator and a piston rod inserted into the inflator, the inflator is connected to the side wall of the housing, and the piston rod is connected to the periphery of the loop bar.

In some embodiments, there are four of the nitrogen springs, and four of the nitrogen springs are evenly distributed on the circumferential side of the loop bar.

The utility model relates to a beneficial effect of damping callus on sole:

(1) the utility model discloses a dead lever in the damping callus on the sole can the direct welded fastening on the chassis of compressor, and the loop bar then can the lug weld on compressor footing, need not positioning bolt to fix, reduces the possibility of abnormal sound.

(2) The utility model discloses a damping callus on sole produces the damping effect through nitrogen spring, and this damping effect can resist frictional force and resist the loop bar and slide in order to realize better vibration isolation effect to can improve the shock resistance of damping callus on sole.

(3) The utility model discloses a thereby the damping callus on the sole can adapt to different compressors through the nitrogen gas aeration quantity among the adjustment nitrogen spring for this damping callus on the sole can be suitable for different compressors.

Drawings

Fig. 1 is a schematic view of the working state of the compressor and the vibration damping foot pad of the embodiment.

Fig. 2 is a front view of the vibration damping mount of the embodiment.

FIG. 3 is a top view of the vibration dampening footpad of the present embodiment.

FIG. 4 is a cross-sectional view of the vibration dampening foot pad of the embodiment at rest.

Fig. 5 is a cross-sectional view of the shock absorbing foot of the embodiment after being subjected to a load.

FIG. 6 is a cross-sectional view of a vibration dampening shoe of an embodiment.

FIG. 7 is a top view of the embodiment with the end cap removed.

Reference numerals

A fixing rod 1; a loop bar 2; a nitrogen spring 3, an inflator 31 and a piston rod 32; a housing 4; a bottom plate 5; an end cap 6; a fixed part 7; a guide rail 8; a guide groove 9; a connecting column 11; a compressor foot 12; a chassis 13.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that, although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited by these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present invention. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Examples

The damping callus on sole disclosed in this embodiment, shown in fig. 2-5, including dead lever 1, slip cup joint loop bar 2 on the dead lever 1, the week side of loop bar 2 is equipped with two at least nitrogen gas springs 3, the one end of nitrogen gas spring 3 is connected week side of loop bar 2, the other end of nitrogen gas spring 3 is fixed to be set up. Specifically, still include casing 4, the bottom of casing 4 is equipped with bottom plate 5, dead lever 1 is fixed on bottom plate 5 and be located in the casing 4, the one end of nitrogen gas spring 3 is connected the week side of loop bar 2, the other end of nitrogen gas spring 3 is connected on the internal face of casing 4.

In use, as shown in figure 1, the base plate 5 of the housing 4 is secured to the base plate 13 of the compressor such that the fixing bar 1 is secured to the base plate 13. Compressor footing 12 pressure then is connected at the top of loop bar 2, and when the compressor began the operation, the compressor gave a decurrent load of damping callus on the sole this moment, and the loop bar 2 of damping callus on the sole is along 1 displacement of dead lever, and nitrogen spring 3 can produce the damping force that the opposite direction of a and loop bar 2 displacement hinders the downward displacement of loop bar 2 this moment to play the effect of damping. The pretightening force of the nitrogen spring 3 enables friction force to be generated between the loop bar 2 and the fixed bar 1, so that the whole body is in a balanced state.

And because the damping callus on the sole can directly be connected with chassis 13 and compressor footing 12 welded connection, it is whole more firm, the reliability is high, can omit the positioning bolt on chassis 13 simultaneously.

2-5, the top of the shell 4 is provided with an end cover 6, and the loop bar 2 passes through the end cover 6 and slides on the end cover 6. The end cap 6 serves to position the loop bar 2.

As shown in fig. 4 and 5, fixing portions 7 are respectively disposed on the inner side wall of the housing 4 and the periphery of the loop bar 2, and both ends of the nitrogen spring 3 are respectively connected to the fixing portions 7.

As shown in fig. 6, a guide rail 8 protrudes outwards from the inner wall surface of the loop bar 2, the guide rail 8 extends along the axial direction of the loop bar 2, a guide groove 9 is formed on the peripheral side of the fixing bar 1, the guide groove 9 extends along the axial direction of the fixing bar 1, and the guide rail 8 is connected with the guide groove 9 in a matching manner. The loop bar 2 is matched with the guide groove 9 through the guide rail 8 so as to be capable of sliding relative to the fixed bar 1.

As shown in fig. 4 and 5, a connecting column 11 is arranged at the top end of the loop bar 2. The connecting column 11 facilitates the attachment of a compressor foot 12 to the top end of the shank 2.

As shown in fig. 4 and 5, the nitrogen spring 3 includes an inflator 31 and a piston rod 32 inserted into the inflator 31, the inflator 31 is connected to the side wall of the housing 4, and the piston rod 32 is connected to the peripheral side of the loop bar 2. The piston rod 32 is connected with the loop bar 2, so that the nitrogen spring 3 can move up and down along with the loop bar 2 more conveniently.

As shown in fig. 7, there are four nitrogen springs 3, and the four nitrogen springs 3 are uniformly distributed on the circumferential side of the loop bar 2. Four nitrogen springs 3 are used to make the stress more uniform and better.

Finally, it should be noted that the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a damping callus on sole, characterized by: cup joint including dead lever, slip loop bar on the dead lever, the week side of loop bar is equipped with two at least nitrogen gas springs, the one end of nitrogen gas spring is connected week side of loop bar, the other end of nitrogen gas spring is fixed to be set up.

2. The vibration dampening foot pad of claim 1, wherein: the novel nitrogen gas spring is characterized by further comprising a shell, a bottom plate is arranged at the bottom of the shell, the fixing rod is fixed to the bottom plate and located in the shell, one end of the nitrogen gas spring is connected to the periphery of the loop bar, and the other end of the nitrogen gas spring is connected to the inner wall face of the shell.

3. The vibration dampening foot pad of claim 2, wherein: an end cover is arranged at the top of the shell, and the loop bar penetrates through the end cover and slides on the end cover.

4. The vibration dampening foot pad of claim 2, wherein: fixing parts are respectively arranged on the inner wall surface of the shell and the periphery of the loop bar, and two ends of the nitrogen spring are respectively connected to the fixing parts.

5. The vibration dampening foot pad of claim 1, wherein: the inner wall surface of the sleeve rod is outwards protruded with a guide rail, the guide rail extends along the axial direction of the sleeve rod, guide grooves are formed in the peripheral sides of the fixing rods, the guide grooves extend along the axial direction of the fixing rods, and the guide rail is connected with the guide grooves in a matched mode.

6. The vibration dampening foot pad of claim 1, wherein: the top end of the loop bar is provided with a connecting column.

7. The vibration dampening foot pad of claim 2, wherein: the nitrogen spring comprises an inflator and a piston rod inserted on the inflator, the inflator is connected to the side wall of the shell, and the piston rod is connected to the peripheral side of the loop bar.

8. The vibration dampening foot pad of claim 7, wherein: the four nitrogen springs are uniformly distributed on the periphery of the loop bar.

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